92ea95e34a
In https://webrtc-review.googlesource.com/c/src/+/1560 we moved WebRTC from src/webrtc to src/ (in order to preserve an healthy git history). This CL takes care of fixing header guards, #include paths, etc... NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true TBR=tommi@webrtc.org Bug: chromium:611808 Change-Id: Iea91618212bee0af16aa3f05071eab8f93706578 Reviewed-on: https://webrtc-review.googlesource.com/1561 Reviewed-by: Mirko Bonadei <mbonadei@webrtc.org> Reviewed-by: Henrik Kjellander <kjellander@webrtc.org> Commit-Queue: Mirko Bonadei <mbonadei@webrtc.org> Cr-Commit-Position: refs/heads/master@{#19846}
97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
/*
|
|
* Copyright (c) 2016 The WebRTC project authors. All Rights Reserved.
|
|
*
|
|
* Use of this source code is governed by a BSD-style license
|
|
* that can be found in the LICENSE file in the root of the source
|
|
* tree. An additional intellectual property rights grant can be found
|
|
* in the file PATENTS. All contributing project authors may
|
|
* be found in the AUTHORS file in the root of the source tree.
|
|
*/
|
|
|
|
#include "modules/desktop_capture/win/d3d_device.h"
|
|
|
|
#include <utility>
|
|
|
|
#include "rtc_base/logging.h"
|
|
|
|
namespace webrtc {
|
|
|
|
using Microsoft::WRL::ComPtr;
|
|
|
|
D3dDevice::D3dDevice() = default;
|
|
D3dDevice::D3dDevice(const D3dDevice& other) = default;
|
|
D3dDevice::D3dDevice(D3dDevice&& other) = default;
|
|
D3dDevice::~D3dDevice() = default;
|
|
|
|
bool D3dDevice::Initialize(const ComPtr<IDXGIAdapter>& adapter) {
|
|
dxgi_adapter_ = adapter;
|
|
if (!dxgi_adapter_) {
|
|
LOG(LS_WARNING) << "An empty IDXGIAdapter instance has been received.";
|
|
return false;
|
|
}
|
|
|
|
D3D_FEATURE_LEVEL feature_level;
|
|
// Default feature levels contain D3D 9.1 through D3D 11.0.
|
|
_com_error error = D3D11CreateDevice(
|
|
adapter.Get(), D3D_DRIVER_TYPE_UNKNOWN, nullptr,
|
|
D3D11_CREATE_DEVICE_BGRA_SUPPORT | D3D11_CREATE_DEVICE_SINGLETHREADED,
|
|
nullptr, 0, D3D11_SDK_VERSION, d3d_device_.GetAddressOf(), &feature_level,
|
|
context_.GetAddressOf());
|
|
if (error.Error() != S_OK || !d3d_device_ || !context_) {
|
|
LOG(LS_WARNING) << "D3D11CreateDeivce returns error "
|
|
<< error.ErrorMessage() << " with code " << error.Error();
|
|
return false;
|
|
}
|
|
|
|
if (feature_level < D3D_FEATURE_LEVEL_11_0) {
|
|
LOG(LS_WARNING) << "D3D11CreateDevice returns an instance without DirectX "
|
|
"11 support, level " << feature_level
|
|
<< ". Following initialization may fail.";
|
|
// D3D_FEATURE_LEVEL_11_0 is not officially documented on MSDN to be a
|
|
// requirement of Dxgi duplicator APIs.
|
|
}
|
|
|
|
error = d3d_device_.As(&dxgi_device_);
|
|
if (error.Error() != S_OK || !dxgi_device_) {
|
|
LOG(LS_WARNING) << "ID3D11Device is not an implementation of IDXGIDevice, "
|
|
"this usually means the system does not support DirectX "
|
|
"11. Error "
|
|
<< error.ErrorMessage() << " with code " << error.Error();
|
|
return false;
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
// static
|
|
std::vector<D3dDevice> D3dDevice::EnumDevices() {
|
|
ComPtr<IDXGIFactory1> factory;
|
|
_com_error error = CreateDXGIFactory1(__uuidof(IDXGIFactory1),
|
|
reinterpret_cast<void**>(factory.GetAddressOf()));
|
|
if (error.Error() != S_OK || !factory) {
|
|
LOG(LS_WARNING) << "Cannot create IDXGIFactory1.";
|
|
return std::vector<D3dDevice>();
|
|
}
|
|
|
|
std::vector<D3dDevice> result;
|
|
for (int i = 0;; i++) {
|
|
ComPtr<IDXGIAdapter> adapter;
|
|
error = factory->EnumAdapters(i, adapter.GetAddressOf());
|
|
if (error.Error() == S_OK) {
|
|
D3dDevice device;
|
|
if (device.Initialize(adapter)) {
|
|
result.push_back(std::move(device));
|
|
}
|
|
} else if (error.Error() == DXGI_ERROR_NOT_FOUND) {
|
|
break;
|
|
} else {
|
|
LOG(LS_WARNING) << "IDXGIFactory1::EnumAdapters returns an unexpected "
|
|
"error "
|
|
<< error.ErrorMessage() << " with code " << error.Error();
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
} // namespace webrtc
|